Advanced ESP32 from Udemy

June 2022 Update

ESP IDF Setup has been updated with new Windows Installer Method

October 2020 Update

Expanded ESP-IDF Resources for Code Migration from Arduino
Included OTA, FreeRTOS, Deep Sleep & ULP Code for ESP-IDF

September 2020 Update

Added a New Lecture - Getting Started with ESP-IDF in ESP32

April 2020 Update

Included Document to properly Reinstall Arduino IDE to avoid Compilation & Library Errors
Included Document to setup Cloud OTA Updates for mDash Version 1.2.4 & above
Include Document to work with the updated version of the WiFi Manager Library
Included Special Lectures answering top questions on OTA & FreeRTOS implementation

Hello learners, Welcome to If you are an engineer, a hobbyist or a student, who wants to learn and implement advanced concepts like Over the Air Programming, FreeRTOS and Ultra Low Power Consumption in your ESP32 Projects or Products, you have come to the right place.

This is an advanced level course and experience with ESP32, and Arduino IDE is essential to follow this course. Through an innovative pedagogy of mixing projects and advanced concepts, this course will help you learn the For the more curious learners, we have provided ample resources to dive into and continue your learning journey.

On finishing this course, you will get deeper insights into the features of the ESP32 Board, that you didn't even realize. You will be able to make your products or projects user-friendly by implementing OTA Programming and WiFi Manager. You will gain an in-depth understanding of RTOS and its applications. You will understand FreeRTOS and be able to implement it to optimize your projects or products. Finally, you will learn to drastically reduce the power consumption of the ESP32 Board, by implementing Deep Sleep and leveraging the ULP Coprocessor of the ESP32 in your products or projects.

So, what are you waiting for?. Come, join me in this course. I am looking forward to being your instructor and to guide you in learning advanced embedded engineering concepts using the SparkFun ESP32 Thing.

What's inside

Learning objectives

You will get deep insights into the features of the esp32 board
You will be confident in writing code in c for any embedded boards
You will be able to implement over the air programming to your projects
You will also be able to integrate wifi manager to your projects, to make wifi configuration much easier

You will understand freertos in-depth and be able to implement it to optimize your projects
You will learn to reduce the power consumption of the esp32 by using deep sleep
You will also learn basic ulp coprocessor programming for deep sleep

You will get deep insights into the features of the esp32 board
You will be confident in writing code in c for any embedded boards
You will be able to implement over the air programming to your projects
You will also be able to integrate wifi manager to your projects, to make wifi configuration much easier
You will understand freertos in-depth and be able to implement it to optimize your projects
You will learn to reduce the power consumption of the esp32 by using deep sleep
You will also learn basic ulp coprocessor programming for deep sleep

Syllabus

Overview of the ESP32 Features

A Deeper Insight into the ESP32 Features

Introduction to the course

Part 1 : Practical Insights into the ESP32 Features

Part 2 : Practical Insights into the ESP32 Features

Quiz 1

Assignment 1

If you are facing constant compilation errors, or “Multiple Library Detected” errors, It will be only fixable by reinstalling the Arduino IDE. Sadly, Just uninstalling Arduino IDE. using the official uninstaller tool won't remove the board packages and libraries that are present in another directory. Thus even if you install a new version, old broken packages will be present.

Over The Air Programming in ESP32

What is OTA Programming?

How do OTA Updates happen in the ESP32?

These are some of the top questions that were asked in the Q&A section for Section 2 and their answers. We have paraphrased the questions in a more concise way.

How to implement basic OTA Programming in the ESP32 Thing?

Implementing OTA Updates through a Web Server in the SparkFun ESP32 Thing

How to setup Cloud OTA Updates for mDash Version 1.2.4 & above?

Implementing Cloud-Based OTA Updates in the SparkFun ESP32 Thing

WiFi Manager Update

Implementing the WiFiManager Library in the SparkFun ESP32 Thing

Part 1: Implementing WiFiManager and OTA Update in Projects

Part 2: Implementing WiFiManager and OTA Update in Projects

Quiz 2

Assignment 2

FreeRTOS on the ESP32

What is a Real Time Operating System?

FreeRTOS Implementation in the ESP32

What are Tasks, Queues and Semaphores?

These are some of the top questions that were asked in the Q&A section for Section 3 and their answers. We have paraphrased the questions in a more concise way.

Implementing Dual-Core Multitasking and Synchronization in the ESP32 Thing

Inter-Task Communication in the SparkFun ESP32 Thing with FreeRTOS

Performance Benchmarking with FreeRTOS implementation in the ESP32 Thing

Quiz 3

Assignment 3

Deep Sleep in the ESP32

What are the Sleep Modes in the SparkFun ESP32 Thing?

Implementing Deep Sleep in the SparkFun ESP32 Thing

Implementing External Wake-up Sources for Deep Sleep in the SparkFun ESP32 Thing

Implementing an OLED NTP Clock with Deep Sleep using SparkFun ESP32 Thing

Working with the ULP Coprocessor in the Arduino IDE

Implementing ULP Coprocessor Wake-up from Deep Sleep in the ESP32

Understanding the ULP Coprocessor Assembly Code in the ESP32

Deep Sleep Power Consumption in the SparkFun ESP32 Thing

Quiz 4

Assignment 4

Getting Started with ESP-IDF in ESP32

Good to know

Know what's good

, what to watch for

, and possible dealbreakers

Explores advanced concepts like Over the Air Programming, FreeRTOS, and Ultra Low Power Consumption, which are essential for modern embedded projects

Provides ample resources to dive into and continue your learning journey, which is helpful for learners who want to explore the topic in more depth

Requires experience with ESP32 and Arduino IDE, so learners should ensure they have a foundational understanding before enrolling in this course

Focuses on the SparkFun ESP32 Thing, so learners should be aware that the course content is tailored to this specific board

Teaches how to implement Over The Air Programming, which allows users to update devices remotely, a highly desirable feature in IoT product development

Covers FreeRTOS implementation, which is widely used in embedded systems to manage real-time tasks and optimize performance, a core skill for embedded engineers

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in Advanced ESP32 with these activities:

Review Arduino IDE Fundamentals

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Strengthen your understanding of the Arduino IDE, which is essential for working with the ESP32 in this course. Refreshing your knowledge will help you avoid common compilation and library errors.

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Review the basics of the Arduino IDE interface and workflow.
Practice writing and uploading simple sketches to an Arduino board.
Familiarize yourself with common Arduino libraries and their usage.

Review: Programming the ESP32 with Arduino

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Deepen your understanding of ESP32 programming with Arduino by studying this book. It provides practical examples and detailed explanations of key concepts.

View Putting Knowledge to Work on Amazon

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Read the chapters relevant to the course topics, such as OTA, FreeRTOS, and Deep Sleep.
Experiment with the code examples provided in the book.
Compare the book's approach to the methods taught in the course.

Project: OTA Update Implementation

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Solidify your understanding of OTA programming by implementing a simple OTA update system for an ESP32 project. This hands-on experience will reinforce the concepts learned in the course.

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Set up a web server to host the firmware updates.
Write code to download and install the new firmware on the ESP32.
Test the OTA update process by uploading a new firmware version.

Four other activities

Expand to see all activities and additional details

Show all seven activities

Create a FreeRTOS Tutorial

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Reinforce your understanding of FreeRTOS by creating a tutorial that explains the core concepts and demonstrates their usage in an ESP32 project. Teaching others is a great way to solidify your own knowledge.

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Choose a specific FreeRTOS topic, such as tasks, queues, or semaphores.
Write a clear and concise explanation of the topic.
Create a code example that demonstrates the usage of the topic.
Publish your tutorial on a blog or online forum.

Deep Sleep Power Consumption Optimization

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Improve your ability to minimize power consumption by experimenting with different Deep Sleep configurations and ULP coprocessor settings. This will help you master the techniques taught in the course.

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Measure the power consumption of the ESP32 in different Deep Sleep modes.
Experiment with different ULP coprocessor programs to minimize power usage.
Document your findings and share them with others.

Review: Mastering the FreeRTOS Real-Time Kernel

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Expand your knowledge of FreeRTOS by studying this comprehensive guide. It provides a deeper understanding of the kernel's architecture and features.

View Putting Knowledge to Work on Amazon

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Read the chapters on task management, inter-task communication, and memory management.
Compare the book's examples to the FreeRTOS code used in the course.
Experiment with the advanced features of FreeRTOS described in the book.

Contribute to an ESP32 Open Source Project

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Deepen your understanding of ESP32 development by contributing to an open-source project. This will give you valuable experience working with real-world code and collaborating with other developers.

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Find an ESP32 open-source project on GitHub or GitLab.
Identify a bug or feature that you can contribute to.
Submit a pull request with your changes.
Respond to feedback from the project maintainers.

Career center

Learners who complete Advanced ESP32 will develop knowledge and skills that may be useful to these careers:

Embedded Systems Engineer

An Embedded Systems Engineer designs, develops, and tests hardware and software for embedded systems. This role requires a deep understanding of microcontrollers, real-time operating systems, and low-power design, all of which are covered in this course. This course helps build a foundation for working with ESP32 boards, implementing Over-The-Air programming, which is crucial for remote updates, and understanding FreeRTOS for multitasking and synchronization. It additionally teaches how to optimize power consumption using deep sleep modes and the ULP co-processor, all of which are necessary skills for an Embedded Systems Engineer.

See salaries and explore the career path for Embedded Systems Engineer

Firmware Engineer

A Firmware Engineer develops and maintains low-level software that controls hardware devices. This typically includes working with microcontrollers like the ESP32, as taught by this course. The course's focus on advanced ESP32 features, Over-The-Air programming for firmware updates, the FreeRTOS real-time operating system, and low-power techniques aligns directly with the responsibilities of a Firmware Engineer. Understanding the material from this course will help the Firmware Engineer implement complex functionalities, manage resources efficiently, and optimize device performance. Also, this course will teach how to work with the ESP-IDF, a key skill for a Firmware Engineer.

See salaries and explore the career path for Firmware Engineer

Internet of Things Engineer

An Internet of Things Engineer designs and builds connected devices and systems. This role requires proficiency in embedded systems, wireless communication, and cloud integration, all areas which are touched on in this course. This course helps build a foundation for working with ESP32 boards and implementing Over-the-Air updates and WiFi management, which are vital components for IoT deployments. The FreeRTOS instruction within this course will help with managing multiple tasks on the device, while the teaching on power consumption will help with creating energy-efficient IoT devices. Additionally, the course will teach how to get started with the ESP-IDF, a key component in IoT development.

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Robotics Engineer

A Robotics Engineer designs, builds, and tests robots. These often use microcontrollers like the ESP32 for control and sensing, and this course provides a deep understanding of its capabilities. This course focuses on advanced features of the ESP32, including Over-The-Air programming for updates and FreeRTOS for managing multiple tasks within the robot. This course will also teach how to minimize power consumption using sleep modes and the ULP coprocessor, which will be helpful in optimizing battery-powered robots. A Robotics Engineers may also find the instruction on WiFi management to be useful for networking robots.

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Hardware Engineer

A Hardware Engineer designs and develops physical components of electronic devices, often working closely with software engineers. A hardware engineer will benefit from this course because it provides deep insights into the ESP32 microcontroller. Specifically important is the instruction in Over-The-Air programming and WiFi management, which is helpful for building wirelessly controlled devices. Further, this course will teach about the real-time operating system FreeRTOS. Knowledge of these topics can help a Hardware Engineer work with software teams.

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Automation Engineer

An Automation Engineer designs, develops, and implements automated systems. This role will often require an understanding of embedded systems, and the ESP32 board is a common component in automation setups. This course may be useful because it covers the advanced functionalities of the ESP32, including Over-The-Air programming for continuous updates and FreeRTOS for real-time task management. The materials on deep sleep and ultra-low-power consumption will be helpful for engineers needing to design efficient automation solutions. Additionally, engineers can use the course to learn how to use the ESP-IDF.

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Electrical Engineer

An Electrical Engineer designs, develops, and tests electrical systems and devices. This may be useful for an Electrical Engineer because it provides deeper insights into the ESP32, a popular microcontroller. The course's instruction on Over-The-Air programming and WiFi management will be valuable for designing interconnected systems, and the FreeRTOS instruction will help with real-time applications. This course also covers power optimization using deep sleep modes and the ULP Coprocessor, techniques which are helpful for creating efficient hardware, and will also teach about the ESP-IDF.

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Product Development Engineer

A Product Development Engineer is involved in the entire lifecycle of a product, from initial concept to launch. This course may be useful for a Product Development Engineer working with embedded systems, since it provides in-depth knowledge and skills related to the ESP32. This includes the techniques taught in this course, such as Over The Air programming, WiFi management, FreeRTOS implementation, and low-power design which are all important features in modern products. This course will teach the Product Development Engineer how to work with the ESP-IDF which can be helpful when developing embedded products.

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Test Engineer

A Test Engineer is responsible for designing and implementing tests to ensure the quality and functionality of products. This course may be useful for a Test Engineer who is involved with embedded systems because it provides a deep understanding of the ESP32 capabilities. The course instruction on Over-The-Air programming, for example, can be used to create tests for software updates. Similarly, the FreeRTOS material can help in designing tests for multi-tasking systems. The information on deep sleep modes can be useful for testing power consumption, and the course additionally covers the ESP-IDF.

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Research and Development Engineer

A Research and Development Engineer explores new technologies and develops innovative solutions. This course may be useful for an R&D Engineer working with embedded systems because it provides an understanding of the ESP32. The course covers advanced techniques such as Over-The-Air programming, FreeRTOS implementation, and power optimization, which are useful for developing prototypes or new products. This course will show an R&D Engineer how to work with the ESP-IDF, a critical skill for R&D involving the ESP32.

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Applications Engineer

An Applications Engineer provides technical support and works with customers to integrate products into their systems. This course may be useful for an Applications Engineer working with products using ESP32 microcontrollers. The course teaches in-depth about features of the ESP32, including how to implement Over-the-Air programming and WiFi management, which is useful for supporting customers. Additionally, the instruction on FreeRTOS can help an Applications Engineer to understand product performance issues and help customers to use the ESP-IDF.

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System Administrator

A System Administrator is responsible for maintaining and operating computer systems and networks. While this role is not directly related to embedded systems, this course may prove useful for system administrators who manage systems with embedded components like the ESP32. A System Administrator will benefit from the instruction on topics such as Over-The-Air programming, as well as WiFi management, and the course also teaches how to work with the ESP-IDF.

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Technical Support Specialist

A Technical Support Specialist assists customers with technical issues and questions. While not directly focused on embedded systems, this course may be helpful because it provides an understanding of the ESP32 and its advanced features as taught by this course. A Technical Support Specialist may find that the information on Over-The-Air programming and WiFi management may be useful when helping customers with embedded systems. This course can provide an understanding of the use cases and common challenges of the ESP32 and the ESP-IDF.

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Project Manager

A Project Manager plans, executes, and closes projects. While this role doesn't typically require a deep dive into embedded systems, this course may be useful for a Project Manager who oversees projects with embedded software or hardware components based around the ESP32. The course provides insights into the advanced features, Over-The-Air programming, and FreeRTOS, which can help a project manager understand project dependencies. A project manager will also be able to learn more about the ESP-IDF from this course.

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Educator

An Educator teaches students in an academic or training setting. This course may be useful for an Educator who teaches embedded systems or microcontrollers such as the ESP32. The course on advanced ESP32 features, Over-The-Air programming, FreeRTOS, and low-power design can help an educator provide a deeper, practical understanding to students. Additionally, the course will teach the instructor on how to use the ESP-IDF, which can help instructors teach students best practices.

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Advanced ESP32

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What's inside

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Syllabus

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